Home / 6,642,877.47-9,167,203.07-3,742,314.05

Finding the Fourth Proportional to 6,642,877.47, 9,167,203.07 and 3,742,314.05

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Solution

The fourth proportional to 6,642,877.47, 9,167,203.07 and 3,742,314.05 is: 5,164,411.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,877.47 : 9,167,203.07 = 3,742,314.05 : x
  2. Step 2: Convert to fraction form
    6,642,877.47/9,167,203.07 = 3,742,314.05/x
  3. Step 3: Cross multiply
    6,642,877.47x = 9,167,203.07 × 3,742,314.05
  4. Step 4: Simplify right side
    6,642,877.47x = 34,306,552,783,516.55
  5. Step 5: Solve for x
    x = 34,306,552,783,516.55/6,642,877.47
  6. Step 6: Final answer
    x = 5,164,411.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.